Livingston, Kathryn
Rockport Publishers, 1999
Buku Teks
Livingston, Kathryn
Rockport Publishers, 1999
Buku Teks
Hammer, Nelson R., author
Rockport, 1999
Buku Teks
Wilkening, Fritz
Kanisius, 1992
Buku Teks
Allen, Phyllis Sloan, author
Prentice-Hall, 2000
Buku Referensi